CN105472663A - Method and device for managing wireless resource - Google Patents

Method and device for managing wireless resource Download PDF

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Publication number
CN105472663A
CN105472663A CN201410318246.3A CN201410318246A CN105472663A CN 105472663 A CN105472663 A CN 105472663A CN 201410318246 A CN201410318246 A CN 201410318246A CN 105472663 A CN105472663 A CN 105472663A
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China
Prior art keywords
embms
radio resource
mce
base station
service condition
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Granted
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CN201410318246.3A
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Chinese (zh)
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CN105472663B (en
Inventor
王弘
许丽香
柯小婉
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Beijing Samsung Telecom R&D Center
Beijing Samsung Telecommunications Technology Research Co Ltd
Samsung Electronics Co Ltd
Original Assignee
Beijing Samsung Telecommunications Technology Research Co Ltd
Samsung Electronics Co Ltd
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Publication date
Application filed by Beijing Samsung Telecommunications Technology Research Co Ltd, Samsung Electronics Co Ltd filed Critical Beijing Samsung Telecommunications Technology Research Co Ltd
Priority to CN201410318246.3A priority Critical patent/CN105472663B/en
Priority to US14/791,343 priority patent/US9924494B2/en
Priority to EP19179819.8A priority patent/EP3562228B1/en
Priority to EP15815652.1A priority patent/EP3165035B1/en
Priority to KR1020167036152A priority patent/KR102437928B1/en
Priority to PCT/KR2015/006963 priority patent/WO2016003252A1/en
Publication of CN105472663A publication Critical patent/CN105472663A/en
Priority to US15/924,731 priority patent/US10560921B2/en
Application granted granted Critical
Publication of CN105472663B publication Critical patent/CN105472663B/en
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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W28/00Network traffic management; Network resource management
    • H04W28/02Traffic management, e.g. flow control or congestion control
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W72/00Local resource management
    • H04W72/30Resource management for broadcast services
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00Data switching networks
    • H04L12/02Details
    • H04L12/16Arrangements for providing special services to substations
    • H04L12/18Arrangements for providing special services to substations for broadcast or conference, e.g. multicast
    • H04L12/189Arrangements for providing special services to substations for broadcast or conference, e.g. multicast in combination with wireless systems
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W28/00Network traffic management; Network resource management
    • H04W28/02Traffic management, e.g. flow control or congestion control
    • H04W28/0289Congestion control
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W28/00Network traffic management; Network resource management
    • H04W28/02Traffic management, e.g. flow control or congestion control
    • H04W28/08Load balancing or load distribution
    • H04W28/082Load balancing or load distribution among bearers or channels
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W4/00Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/06Selective distribution of broadcast services, e.g. multimedia broadcast multicast service [MBMS]; Services to user groups; One-way selective calling services
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W8/00Network data management
    • H04W8/26Network addressing or numbering for mobility support

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Databases & Information Systems (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

The invention discloses a method for managing a wireless resource. A multi-cell/multicast coordination entity (MCE) or group call system enabler (GCSE) service server or user equipment (UE) receives an enhanced multimedia broadcast/multicast service (eMBMS) wireless resource use condition which is transmitted by a base station. On condition that a fact that overload occurs is determined, wireless resource adjustment is performed, wherein the eMBMS wireless resource can be reconfigured by the MCE, or the UE or GCSE service server releases corresponding eMBMS loads on which the GCSE service is overload through establishing a point-to-point channel. The method and the device according to the invention have advantages of effectively utilizing an air interface resource and reducing data loss.

Description

The method and apparatus of RRM
Technical field
The application relates to wireless communication technology, particularly the method and apparatus of RRM.
Background technology
Present mobile communication more and more trends towards as user provides the multimedia service of high rate data transmission, as shown in Figure 1, is the system architecture diagram of long evolving system framework (LTE).Wherein:
Subscriber equipment (UE) 101 is used to the terminal equipment receiving data.Evolved universal terrestrial radio access network (E-UTRAN) 102 is Radio Access Networks, comprising the macro base station (eNodeB/NodeB) providing access of radio network interface for UE.Mobile management entity (MME) 103 is in charge of the mobile context of UE, session context and security information.Gateway (SGW) 104 mainly provides the function of user plane, MME103 and SGW104 may be in Same Physical entity.Grouped data network gateway (PGW) 105 is responsible for the function such as charging, Lawful Interception, also can be in Same Physical entity with SGW104."Policy and Charging Rules Function entity (PCRF) 106 provides service quality (QoS) strategy and charging criterion.Universal grouping wireless business supporting node (SGSN) 108 is for the transmission of data provides the apparatus for network node of route in universal mobile telecommunications system (UMTS).Home subscriber server (HSS) 109 is local ownership subsystems of UE, and responsible protection comprises the user profile such as packet data content of the current location of subscriber equipment, the address of service node, user security information, subscriber equipment.
The object of group communication business be in order to provide fast and effectively mechanism same Data dissemination to the user in group.The concept of group communication has been widely used in the land mobile radio systems (LandMobileRadio is called for short LMR) of public security organizations." press-to-talk " (PushtoTalk is called for short PTT) function that typical application is to provide.When group communication business is incorporated in LTE, the group communication business of LTE at least will support PTT voice call, and performance should be suitable with the PTT performance of traditional group communication.The group communication business of SAE will support the different environment residing for UE and UE of different conditions.LTE has the transfer of data in broadband, therefore, and the group communication service needed support voice of LTE, the data communication such as video.
The group communication of LTE (GroupCallSystemEnabler is called for short GCSE) be introduce application layer in 3 gpp function to support group communication.The user of LTE has been divided into different groups, and a user can belong to one or more different GCSE group.In GCSE group, need the user receiving GCSE business datum to be called as receive group membership, the user sending business datum is called as transmission group membership.Group communication is exactly in the communication sending group membership and receive between group membership.Also need to support that user can follow multiple group communication simultaneously.Such as, carry out speech business with a group, the group with other carries out the communication of video or other data services.
In order to effectively utilize air interface resource, the mode of broadcast and multicast is adopted to be supplied to user for the business having multiple reception user to receive same data.This business is called multimedia broadcast-multicast service (MBMS, MultimediaBroadcastandMulticastService).Each MBMS is carried in the coverage of oneself and provides business, in each community of coverage, has special control channel (MCCH) to carry out MBMS transmission signaling.BM-SC is that multimedia broadcast-multicast service provides center, MBMS data is sent to MBMS-GW from BM-SC, and MBMS-GW is a logical node, and not getting rid of it is other network node, it is between BM-SC and eNB, is responsible for transmission/broadcasting MBMS data bag to each eNB that will transmit data.MBMS-GW sends packet to corresponding eNB, sends data to user by eNB.Control signal sends to MBMS-GW from BM-SC, is then sent to EUTRAN by MME.MCE is a node of EUTRAN, receives MBMS signaling, and determines to use MBSFN transmission mode, then sends signaling to the eNB of correspondence.In the prior art, define a continuous print region, in this region, each eNB uses same carrier synchronization to transmit same MBMS signal, improves the MBMS quality of reception of user.This continuous print region is called single frequency network (SFN, SingleFrequencyNetwork) region.SFN region comprises continuous print community, one group of geographical position, and these communities use same Radio Resource to carry out certain specific MBMS of synchronous transmission.
GCSE business by the eMBMS carrying transmission of LTE, also can be transmitted by point-to-point carrying.Fig. 2 is the configuration diagram that GCSE business is transmitted by eMBMS carrying and point-to-point carrying.GCSAS is GCSE service server, and server sends business datum to MBMSGW, is then carried by eMBMS and sends to multiple UE.Or business datum sends to PDNGW, send to a UE by point-to-point carrying.
But only utilize existing eMBMS technology can not meet the requirement of GCSE business, such as, GCSE business need sets up Deta bearer in 300ms, but in eMBMS technology, MCE needs elder generation signalling to all eNB of MBSFN scope, then eNB synchronous in air interface transmission MBMS control information, the time of this process need has exceeded the requirement of GCSE business.Having proposed two kinds of methods solves this problem at present.Method one sets up eMBMS carrying in advance.Method two is that network first sets up point-to-point carrying, is sent to receive group membership by point-to-point carrying.Meanwhile, network starts to set up eMBMS carrying.After eMBMS carrying is successfully established, data are sent to by eMBMS carrying and receive group membership.Within a period of time, data send in point-to-point carrying and eMBMS carrying simultaneously.
Although the method can solve the problem of carrying setup delay, following problem is had also to need to solve:
In the system of current eMBMS, MCE distributes the Radio Resource of eMBMS, and multiple eMBMS transmission channel (MCH) time-divisions share the Radio Resource of eMBMS.On a MBMS transmission channel, can multiplexing multiple MBMS bearer service.GCSE service feature is in the cycle of a GCSE group, and the most of the time does not have GCSE data to send, and the activity time having data to send is very short.In addition, the activity time of different group is different, is not generally send GCSE business datum simultaneously.Therefore, in order to effectively utilize the resource of eating dishes without rice or wine, can the data of multiple GCSE business in a multiplexed manner in air interface transmission.But, when the number of users in group increases, or GCSE user organizes number and increases, or user organizes interior number of users and does not change, but the data volume transmitted increases suddenly, these situations all can bring data volume to increase suddenly, may enough not transmit these data volumes increased suddenly by pre-assigned eMBMS Radio Resource.For the data exceeding transmission channel ability, base station can be lost the business datum in multiplexing carrying below on a transmission channel.A large amount of loss of datas can cause group service communication to have problem, and UE and GCSE service server does not know this situation, and can not take measures to correct this situation.
A problem is in addition, according to priority level, the resource that some MBMS carries can be seized by other business of higher level, or base station operation is abnormal, these situations all can cause group communication business datum to have no idea normal transmission, and UE and GCSE service server does not know this situation, and can not take measures to correct this situation.Therefore RAN node is needed above-mentioned situation report-back to GCSE service server.
Another problem is within the scope of MBSFN, and the behavior of all base stations is the same.Therefore, the information that all base stations within the scope of MBSFN are reported is the same, and therefore, concerning M2 interface, the data of repetition are a kind of redundancies.
Summary of the invention
This application provides a kind of method and apparatus of RRM.Treatment in accordance with the present invention, effectively can utilize interface-free resources, reduces loss of data, reduces signaling burden and the transfer of data of network interface.
A method for RRM, comprising:
MCE receives the eMBMS Radio Resource service condition that base station sends;
When according to described eMBMS Radio Resource service condition, described MCE determines that eMBMS Radio Resource is in overload status, reconfigure the Radio Resource of described eMBMS, for removing described overload status.
Preferably, the eMBMS Radio Resource service condition that described base station sends is: the extra-heavy indication information of eMBMS Radio Resource.
Preferably, the extra-heavy indication information of described eMBMS Radio Resource comprises: the MBSFN scope of overload instruction and overload correspondence; Or,
Overload instruction, the MBSFN scope of overload correspondence and the transmission channel MCH of overload identify; Or,
The TMGI mark that the transmission channel of overload instruction and overload specifies eMBMS to carry.
Preferably, described MCH is designated: MCE indicates to base station in advance, or, according to the MCH numbering that the order configured each MCH in the message of MCE configuration schedules information is determined.
Preferably, described appointment eMBMS is carried as: the eMBMS carrying of packet loss, or, the eMBMS carrying that data volume is maximum;
For all base stations being positioned at same MBSFN scope and reporting described eMBMS Radio Resource service condition, described appointment eMBMS carries identical.
Preferably, the eMBMS Radio Resource service condition that described base station sends is: corresponding to the actual service condition of the eMBMS Radio Resource within the scope of a MBSFN.
Preferably, described MCE determines the resource service rating of described Radio Resource according to the actual service condition of described Radio Resource;
When the resource service rating of the eMBMS Radio Resource within the scope of described MBSFN be full load or overload time, the method comprises further: the Session that described MCE refusal accepts the new eMBMS carrying that MME sends starts message.
Preferably, the actual service condition of the eMBMS Radio Resource of described base station transmission is: for the actual service condition of the Radio Resource of each MCH within the scope of a MBSFN.
Preferably, the method comprises further: described MCE indicates the mark of each MCH to base station; During the actual service condition of the eMBMS Radio Resource sent in described base station, carry the mark of each MCH and the actual service condition of Radio Resource of this MCH; Or,
When sending the actual service condition of eMBMS Radio Resource in described base station, according in configuration schedules message to the order that MCH configures, arrange the actual service condition of the Radio Resource of each MCH; Or,
When sending the actual service condition of eMBMS Radio Resource in described base station, carry the Radio Resource service condition of each MCH and multiplexing appointment eMBMS on corresponding MCH carries or the TMGI of all eMBMS carrying.
Preferably, described MCE determines the resource service rating of described Radio Resource according to the actual service condition of described Radio Resource;
When the resource service rating of all MCH within the scope of described MBSFN is overload, the method comprises further: the Session that described MCE refusal accepts the new eMBMS carrying that MME sends starts message.
Preferably, the actual service condition of described Radio Resource is: resource service rating, or the actual Radio Resource used accounts for the percentage of Resources allocation, or idle Radio Resource accounts for the percentage of Resources allocation, or, the data volume of actual transmissions, or, the amount of available data of Radio Resource.
Preferably, the method comprises further: described MCE selects a base station in advance in a MBSFN region, configures this base station and sends eMBMS Radio Resource service condition in this MBSFN region.
Preferably, described MCE utilizes M2 to set up response message or self-defined message carries out described configuration.
Preferably, configure the mode triggered with cycle or event described base station and send described eMBMS Radio Resource service condition.
Preferably, the Radio Resource reconfiguring described eMBMS described in comprises:
Described MCE is that described eMBMS increases the Radio Resource distributed; Or,
Described MCE is that the MCH of overload increases the Radio Resource distributed, and reduces the Radio Resource of the MCH distribution do not overloaded.
Preferably, the method comprises further: after described MCE receives the indication information of described base station releasing overload status, and the Session that described MCE accepts the new eMBMS carrying that MME sends starts message.
A method for RRM, comprising:
GCSE service server receives the eMBMS Radio Resource service condition that BM-SC sends; Wherein, described eMBMS Radio Resource service condition is that the eMBMS Radio Resource service condition that described BM-SC sends according to the base station that MCE forwards is determined;
Described GCSE service server, according to described eMBMS Radio Resource service condition, adjusts the scheduling to institute's bearer service on described eMBMS Radio Resource.
Preferably, the eMBMS Radio Resource service condition that described base station sends is: the extra-heavy indication information of eMBMS Radio Resource;
When described MCE forwards described Radio Resource service condition, forward the instruction of overload and the mark TMGI of eMBMS carrying, or, forward instruction and the overload range information of overload;
The eMBMS Radio Resource service condition that described BM-SC sends is: the mark TMGI of the eMBMS carrying that the instruction of overload and MCE forward, or, the mark TMGI of one or more eMBMS carryings that the instruction of overload and described BM-SC select according to the overload range information that MCE forwards, or, the overload range information that the instruction of overload and MCE forward;
Described GCSE service server adjustment comprises the scheduling of institute's bearer service on described eMBMS Radio Resource: the GCSE business that the eMBMS carrying identified by the TMGI that described BM-SC sends is corresponding, or, the GCSE business that one or more eMBMS carryings of selecting of the overload range information sent according to described BM-SC are corresponding, utilize point-to-point channel to set up, and notify that described BM-SC discharges corresponding eMBMS and carries.
Preferably, being designated of the eMBMS carrying that described MCE forwards: the mark TMGI of the eMBMS carrying that the described indication information that base station sends comprises, or, the mark TMGI of one or more eMBMS carryings that described MCE selects according to the MBSFN scope that described indication information comprises; And/or,
The overload range information that described MCE forwards is: the MBSFN mark that the described indication information that base station sends comprises, or MCE identifies the mark SAI of the coverage determined according to the MBSFN that described indication information comprises.
Preferably, the extra-heavy indication information of eMBMS Radio Resource that described base station sends comprises: the instruction of overload and the MBSFN scope of overload correspondence; Or,
The instruction of overload, the transmission channel MCH of overload corresponding MBSFN scope and overload identify; Or,
Overload instruction and overload transmission channel on specify eMBMS carry TMGI identify.
Preferably, described MCH is designated: MCE indicates to base station in advance, or, according to the MCH numbering that the order configured each MCH in the message of MCE configuration schedules information is determined.
Preferably, the eMBMS Radio Resource service condition that described base station sends is: corresponding to the actual service condition of the eMBMS Radio Resource within the scope of a MBSFN.
Preferably, when described MCE forwards described eMBMS Radio Resource service condition, the actual service condition of described eMBMS Radio Resource that repeating base station sends, or, forward the state of the described eMBMS Radio Resource use that MCE determines according to the actual service condition of described eMBMS Radio Resource and scope corresponding to described eMBMS Radio Resource;
The eMBMS Radio Resource service condition that described BM-SC sends is: the actual service condition of described eMBMS Radio Resource that described MCE forwards or the state that described eMBMS Radio Resource uses, and the scope that described eMBMS Radio Resource is corresponding;
Described GCSE service server adjustment comprises the scheduling of institute's bearer service on described eMBMS Radio Resource: when described GCSE service server determines this eMBMS Radio Resource overburden according to the state that the actual service condition of described eMBMS Radio Resource or described eMBMS Radio Resource use, described GCSE service server selects one or more eMBMS to carry within the scope of described MBSFN, GCSE business in respective carrier is set up with point-to-point channel, and notifies that described BM-SC discharges corresponding eMBMS and carries.
Preferably, when described MCE determines this eMBMS Radio Resource overburden according to the actual service condition of eMBMS Radio Resource that base station sends, described MCE selects one or more eMBMS and carries within the scope of corresponding MBSFN, and when forwarding described eMBMS Radio Resource service condition, the mark TMGI of one or more eMBMS carryings that forwarding overloads indicates and select; Or,
When described MCE determines this eMBMS Radio Resource overburden according to the eMBMS Radio Resource service condition that base station sends, described MCE, when forwarding described eMBMS Radio Resource service condition, forwards overload instruction and overload range information.
Preferably, the eMBMS Radio Resource service condition that described BM-SC sends is: the mark TMGI of the eMBMS carrying that overload instruction and MCE forward, or, the mark TMGI of one or more eMBMS carryings that overload instruction and described BM-SC select according to the overload range information that MCE forwards;
Described GCSE service server adjustment comprises the scheduling of institute's bearer service on described eMBMS Radio Resource: the GCSE business that the eMBMS carrying identified by the TMGI that described BM-SC sends is corresponding, utilize point-to-point channel to set up, and notify that described BM-SC discharges corresponding eMBMS and carries.
Preferably, the eMBMS Radio Resource service condition that described base station sends is: for the actual service condition of the Radio Resource of each MCH within the scope of a MBSFN.
Preferably, the method comprises further: described MCE indicates the mark of each MCH to base station; During the actual service condition of the eMBMS Radio Resource sent in described base station, carry the mark of each MCH and the actual service condition of Radio Resource of this MCH; Or,
When sending the actual service condition of eMBMS Radio Resource in described base station, according in configuration schedules message to the order that MCH configures, arrange the actual service condition of the Radio Resource of each MCH; Or,
When sending the actual service condition of eMBMS Radio Resource in described base station, carry the Radio Resource service condition of each MCH and multiplexing appointment eMBMS on corresponding MCH carries or the TMGI of all eMBMS carrying.
Preferably, when described MCE forwards described eMBMS Radio Resource service condition, the actual service condition of Radio Resource of each MCH described that repeating base station sends, or, according to the state of the whole eMBMS Radio Resource use that the actual service condition of the Radio Resource of each MCH described is determined;
The eMBMS Radio Resource service condition that described BM-SC sends is: the state that the actual service condition of Radio Resource of each MCH described that described MCE forwards or described whole eMBMS Radio Resource use;
Described GCSE service server adjustment comprises the scheduling of institute's bearer service on described eMBMS Radio Resource: when described GCSE service server is determined to occur overburden according to the state that the actual service condition of the Radio Resource of each MCH described or described whole eMBMS Radio Resource use, described GCSE service server selects one or more eMBMS to carry from scope corresponding to described whole eMBMS Radio Resource, GCSE business in respective carrier is set up with point-to-point channel, and notifies that described BM-SC discharges corresponding eMBMS and carries.
Preferably, when the actual service condition of Radio Resource of described MCE each MCH according to the transmission of base station determines arbitrary eMBMS Radio Resource overburden, described MCE selects one or more eMBMS and carries from all eMBMS carryings of this MCH multiplexing, and when forwarding described eMBMS Radio Resource service condition, the mark TMGI of one or more eMBMS carryings that forwarding overloads indicates and select; Or,
When the actual service condition of Radio Resource of each MCH that described MCE sends according to base station determines the Radio Resource overburden of arbitrary MCH, described MCE, when forwarding described eMBMS Radio Resource service condition, forwards overload instruction and overload range information.
Preferably, the eMBMS Radio Resource service condition that described BM-SC sends is: the mark TMGI of the eMBMS carrying that overload instruction and MCE forward, or, the mark TMGI of one or more eMBMS carryings that overload instruction and described BM-SC select according to the overload range information that MCE forwards;
Described GCSE service server adjustment comprises the scheduling of institute's bearer service on described eMBMS Radio Resource: the GCSE business that the eMBMS carrying identified by the TMGI that described BM-SC sends is corresponding, utilize point-to-point channel to set up, and notify that described BM-SC discharges corresponding eMBMS and carries.
Preferably, if the actual service condition of described eMBMS Radio Resource that described MCE receives is full load, or, the Radio Resource service condition of described MCE each MCH according to reception determines that described eMBMS Radio Resource is in full load, when then described MCE forwards described eMBMS Radio Resource service condition, forward the MBSFN scope that full load indicates and described eMBMS Radio Resource is corresponding;
The eMBMS Radio Resource service condition that described BM-SC sends is: the MBSFN scope that full load indicates and described eMBMS Radio Resource is corresponding of the described eMBMS Radio Resource that described MCE forwards;
Described GCSE service server adjustment comprises the scheduling of institute's bearer service on described eMBMS Radio Resource: when described GCSE service server receives the full load instruction of described eMBMS Radio Resource and the GCSE business on this eMBMS Radio Resource exists data to be sent, send after the time that data delay to be sent sets by described GCSE service server, or, described GCSE service server selects one or more eMBMS to carry within the scope of described MBSFN, the GCSE business in respective carrier is set up with point-to-point channel.
Preferably, the actual service condition of described Radio Resource is: resource service rating, or the actual Radio Resource used accounts for the percentage of Resources allocation, or idle Radio Resource accounts for the percentage of Resources allocation, or, the data volume of actual transmissions, or, the data volume of Radio Resource free time.
Preferably, the method comprises further: described MCE selects a base station in advance in a MBSFN region, configures this base station and sends eMBMS Radio Resource service condition in this MBSFN region.
Preferably, the eMBMS Radio Resource service condition that described base station sends is that base station occurs unsuccessfully or wrong indication information, and carries the mark TMGI of the mark of described base station or the service identifiers SAI of described base station or affected eMBMS carrying;
The eMBMS Radio Resource service condition that described BM-SC sends is that base station occurs unsuccessfully or wrong indication information, and carries the mark TMGI of the mark of described base station or the service identifiers SAI of described base station or affected eMBMS carrying;
Described GCSE service server adjustment comprises the scheduling of institute's bearer service on described eMBMS Radio Resource: described GCSE service server is by the GCSE business that each eMBMS in the service range of described base station carries or affected eMBMS carries, utilize point-to-point channel to set up, and notify that described BM-SC discharges corresponding eMBMS and carries.
Preferably, the eMBMS Radio Resource service condition that described base station sends is: overload recovery information, or, the information recovered from failure or mistake; And the coverage of carrying described base station represents the mark of SAI or described base station;
Described GCSE service server adjustment comprises the scheduling of institute's bearer service on described eMBMS Radio Resource: described GCSE service server selects GCSE business in described SAI region or in the service range of described base station, is sent by eMBMS carrying; Or described GCSE service server expands the transmission range of eMBMS carrying, change the coverage of eMBMS, notify that described BM-SC upgrades.
A method for RRM, comprising:
UE receives the indication information of the eMBMS Radio Resource overload that base station sends, and carries the TMGI of the eMBMS carrying being dropped data place in described indication information;
Described UE sends request to GCSE service server, sets up point-to-point channel, for carrying the downlink data of the GCSE business in described eMBMS carrying.
A method for RRM, comprising:
UE receives the control information that base station sends, and described control information is that base station is determined according to the schedule information that MCE configures; Described MCE, when the Radio Resource of built vertical eMBMS carrying is seized in newly-increased eMBMS carrying, configures described schedule information, and this schedule information comprises information that newly-increased eMBMS carries, do not comprise the information being preempted eMBMS carrying;
When being preempted the information of eMBMS carrying described in described UE determines not comprise in described control information, if described UE needs the GCSE business be preempted described in reception in eMBMS carrying, then point-to-point channel is set up in described UE request, for being preempted the GCSE business in eMBMS carrying described in carrying.
A method for RRM, comprising:
The resource status that GCSE service server receives MCE transmission by BM-SC reports message, and the Radio Resource that this message comprises the eMBMS carrying of having set up is carried the information seized by new eMBMS, and carries the mark TMGI of the eMBMS carrying be preempted;
Described GCSE service server reports message, the GCSE business in the eMBMS carrying be preempted described in stopping at according to the described resource status received, and notifies that described BM-SC discharges the eMBMS carrying be preempted.
Preferably, the method comprises further: described GCSE service server reports message according to the described resource status received, and by the GCSE business in the described eMBMS carrying be preempted, utilizes point-to-point channel to set up.
A device for RRM, comprising: receiving element and reshuffle unit;
Described receiving element, for receiving the eMBMS Radio Resource service condition that base station sends, and reshuffles unit described in being transmitted to;
Describedly reshuffling unit, for when determining that eMBMS Radio Resource is in overload status according to described eMBMS Radio Resource service condition, reconfiguring the Radio Resource of described eMBMS, for removing described overload status.
A device for RRM, comprising: receiving element and scheduling unit;
Described receiving element, for receiving the eMBMS Radio Resource service condition that BM-SC sends, and is transmitted to described scheduling unit; Wherein, described eMBMS Radio Resource service condition is that the eMBMS Radio Resource service condition that described BM-SC sends according to the base station that MCE forwards is determined;
Described scheduling unit, for according to described eMBMS Radio Resource service condition, adjusts the scheduling to institute's bearer service on described eMBMS Radio Resource.
A device for RRM, comprising: unit is set up in receiving element and carrying;
Described receiving element, for receiving the indication information of the eMBMS Radio Resource overload that base station sends, and is transmitted to described carrying and sets up unit; Wherein, the TMGI of the eMBMS carrying being dropped data place is carried in described indication information;
Unit is set up in described carrying, for sending request to GCSE service server, sets up point-to-point channel, for carrying the downlink data of the GCSE business in described eMBMS carrying.
A device for RRM, comprising: unit is set up in receiving element and carrying;
Described receiving element, for receiving the control information that base station sends, and is transmitted to described carrying and sets up unit; Wherein, described control information is that base station is determined according to the schedule information that MCE configures, described MCE is when the Radio Resource of built vertical eMBMS carrying is seized in newly-increased eMBMS carrying, configure described schedule information, this schedule information comprise newly-increased eMBMS carry information, do not comprise be preempted eMBMS carrying information;
Unit is set up in described carrying, for when being preempted the information of eMBMS carrying described in determining not comprise in described control information, if described UE needs the GCSE business be preempted described in reception in eMBMS carrying, then point-to-point channel is set up in request, for being preempted the GCSE business in eMBMS carrying described in carrying.
A device for RRM, comprising: receiving element and processing unit;
Described receiving element, the resource status sent for being received MCE by BM-SC reports message, and the Radio Resource that this message comprises the eMBMS carrying of having set up is carried the information seized by new eMBMS, and carries the mark TMGI of the eMBMS carrying be preempted;
Described processing unit, reports message, the GCSE business in the eMBMS carrying be preempted described in stopping at for the described resource status received according to described receiving element, notifies that described BM-SC discharges the eMBMS carrying be preempted.
As seen from the above technical solution, MCE or GCSE service server or UE receive the eMBMS Radio Resource service condition that base station sends, and when determining to occur extra-heavy situation, carry out the adjustment of Radio Resource.Wherein, eMBMS Radio Resource can be reconfigured by MCE, or, be that GCSE business in eMBMS carrying sets up point-to-point channel by UE or GCSE service server, utilize point-to-point channel to transmit GCSE business datum, discharge corresponding eMBMS and carry.According to the present invention, effectively can utilize interface-free resources, reduce loss of data.Further, when eMBMS Radio Resource service condition is reported in base station, can configure within the scope of same MBSFN and only have a base station to report, thus signaling burden and the transfer of data of network interface can be reduced.
Accompanying drawing explanation
Fig. 1 is existing SAE system architecture diagram;
Fig. 2 is the schematic diagram of GCSE framework;
Fig. 3 is the method schematic diagram of the first RRM in the application;
Fig. 4 is the method schematic diagram of the second RRM in the application;
Fig. 5 is the method flow schematic diagram of the embodiment one of the application;
Fig. 6 is the method flow schematic diagram of the embodiment two of the application;
Fig. 7 is the method flow schematic diagram of the embodiment three of the application;
Fig. 8 is the method flow schematic diagram of the embodiment four of the application;
Fig. 9 is the method flow schematic diagram of the embodiment five of the application;
Figure 10 is the method flow schematic diagram of the embodiment six of the application;
Figure 11 is the method flow schematic diagram of the embodiment seven of the application;
Figure 12 is the method flow schematic diagram of the embodiment eight of the application;
Figure 13 is the method flow schematic diagram of the embodiment nine of the application;
Figure 14 is the method flow schematic diagram of the embodiment ten of the application.
Embodiment
In order to make the object of the application, technological means and advantage clearly understand, below in conjunction with accompanying drawing, the application is described in further details.
This application provides the information being obtained radio access node report by GCSE server, MCE or UE, determine the carrying that GCSE data send.According to method of the present invention, can reduce because Deta bearer changes the loss of the data brought, reduce the delay that Deta bearer is set up, effectively utilize interface-free resources, save the power consumption of UE.Fig. 3 is the schematic diagram of the wherein method of first RRM of the present application.As shown in Figure 3, the method comprises:
Step 301:MCE receives the eMBMS Radio Resource service condition that base station is reported;
Step 302:MCE, according to the report of base station, reconfigures eMBMS resource, to remove overload status.
Fig. 4 is the method schematic diagram of second RRM in the application.As shown in Figure 4, the method comprises:
Step 401:GCSE service server receives the eMBMS Radio Resource service condition that BM-SC sends;
Wherein, the eMBMS Radio Resource service condition that BM-SC sends is that the eMBMS Radio Resource service condition that the base station forwarded according to MCE is reported is determined.Particularly, can be that the eMBMS Radio Resource service condition sent by MCE directly forwards, or determine that further information sends to GCSE service server again according to the eMBMS Radio Resource service condition that MCE sends.
Step 402:GCSE service server, according to the eMBMS Radio Resource service condition received, adjusts the scheduling to institute's bearer service on corresponding eMBMS Radio Resource.
EMBMS Radio Resource service condition can be below one or more:
1: Radio Resource overburden;
2: the situation that Radio Resource uses;
3: the situation that some transmission channel Radio Resources use;
4: the situation made a mistake in some base stations;
5: base station relieves overburden, or recover from status of fail
By above-mentioned two kinds of methods, by MCE reprovision eMBMS Radio Resource, or adjust the scheduling to GCSE business by GCSE service server, thus reduce the base station failure caused due to overburden, loss of data that the reason such as to make a mistake causes, avoid GCSE business datum to exceed radio resource transfer ability.
The specific implementation of above-mentioned two kinds of methods is described below by five specific embodiments (embodiment one ~ embodiment three, embodiment seven and embodiment eight).Wherein, for convenience of description, by the specific implementation of mode illustration method flow process mutual between physical entity.Meanwhile, in the above described two methods, all need base station to report eMBMS Radio Resource service condition to MCE, the concrete process in two kinds of methods is identical, therefore two kinds of methods is introduced in the lump in the same embodiment.
Embodiment one:
In the present embodiment, the eMBMS Radio Resource service condition that base station is reported is overburden information.Overburden information is reported by base station can send to GCSE service server overburden information by core net to MCE, MCE.GCSE service server sends, the point-to-point carrying of part GCSE business corresponding to the method for Fig. 4; Or MCE also can select the Radio Resource redistributing MBMS, remove the overburden situation of base station, corresponding to the method for Fig. 3.Fig. 5 is the idiographic flow schematic diagram of embodiment one, and its process can comprise the following steps:
Step 501: overload (overload) indication information is reported to MCE in base station.
The message of the schedule information that base station sends according to MCE, learns and has been assigned with Radio Resource corresponding to eMBMS carrying.According to current mechanism, multiple transmission channel MCH can share this Radio Resource, and the carrying of multiple eMBMS can be multiplexing on same MCH, and multiplexing order configures in schedule information, and eMBMS carrying TMGI carrys out unique identification.
Base station receives data from MBMG-GW, and according to above-mentioned multiplexing rule, data is sent on the eMBMS Radio Resource of correspondence.If the data of transmission increase suddenly in some eMBMS carryings, exceed the ability that MCH can transmit, then base station data packet discarding that finally multiplexing eMBMS is carried.
When base station packet drop occurs, illustrate that Radio Resource does not enough transmit all data, base station reports this overload indication information to MCE.Because the configuration of Radio Resource is for MBSFN, can there be multiple MBSFN base station, and the resource service condition of different MBSFN is also different, and therefore, message also needs the mark of the MBSFN indicating this overload correspondence.
It should be noted that overload indication information can have several implementation:
Mode one: overload instruction is reported in base station, and which transmission channel overburden does not specifically distinguish is.The message of 501 steps carries the instruction of the instruction of MBSFN scope and overload.The instruction overloaded can be that the information word by comprising inside message name or message usually represents.
Mode two: the overburden information of transmission channel is reported in base station.The message of 501 steps carries the instruction of MBSFN scope, the mark of MCH and the instruction of overload.The instruction overloaded can be that the information word by comprising inside message name or message usually represents.The mark of MCH is not had at present in the message of the schedule information of MCE configuration eMBMS Radio Resource, the mark of instruction MCH that can be explicit in the message of schedule information, or its mark can be decided according to the order configured MCH inside the message of MCE configuration schedules information, such as, the mark of the MCH of first configuration is 1, second is 2, by that analogy.
Mode three: which eMBMS bearing identification of appointment that base station is reported on the transmission channel of overload has overloaded.The message of 501 steps carries the mark of TMGI and the instruction of overload.The instruction overloaded can be that the information word by comprising inside message name or message usually represents.Because the mechanism of MBMS base station packet loss at present, when MBMSGW sends the packet of the radio resource transfer ability corresponding more than MCH, base station always according to the multiplexing order of configuration, selects the packet in last eMBMS carrying to lose.The multiplexing data volume at MCH1, TMGI1 of such as TMGI1 and TMGI2 increases suddenly, and base station also needs first to transmit the packet on TMGI1, the data packet discarding of TMGI2 carrying.And in the scope of a MBSFN, all base stations need to send same data simultaneously.Therefore, need all base stations to adopt same principle, in the case of an overload, the mark of specifying which eMBMS bearer service is reported in base station.Such as, the mark of carrying of reporting packet loss can be defined, or the mark of the maximum carrying of report data amount, need ensure that the information that all base stations are reported is identical.
After the indication information of overload is reported in base station, according to two kinds of methods of Fig. 3 and Fig. 4, MCE can have the following two kinds process:
MCE is according to the indication information of overload, and can reconfigure Radio Resource to eMBMS business, corresponding to the method shown in Fig. 3, then MCE carries out 502 steps.
Or corresponding to the method shown in Fig. 4, MCE carries out 503 steps and subsequent step thereof, MCE, the indication information of overload, sends to the core net of LTE, sends to GCSE service server by core net.Because the information that the indication information of overload provides is very limited, or MCE does not have more Radio Resource to distribute to eMBMS, MCE needs the situation of overload to inform BM-SC and GCSE service server, one or more eMBMS bearer service can be selected by BM-SC, BM-SC sends to GCSE service server overload instruction together with the mark TMGI of carrying, or BM-SC only sends the indication information of overload to GCSE service server, GCSE service server selects one or more eMBMS to carry, GCSE business point-to-point channel in this carrying is provided.GCSE service server initiates the eMBMS carrying that process goes to discharge correspondence afterwards, thus can be reduced by the data volume of eMBMS radio resource transfer, removes Radio Resource overload condition.Or MCE checks the eMBMS business transmitted, and selects one or more MBMS, this service identification is sent to together with overload indication information the core net of LTE, send to GCSE service server by core net.
Step 502:MCE dispatches the Radio Resource of eMBMS.
MCE receives the message of 501 steps, can select to configure more Radio Resource to eMBMS.Or if MCE knows the overload condition of MCH, MCE distributes more resource can to this MCH, reduces the Radio Resource of other MCH (not having the MCH overloaded).
Step 503:MCE sends message to core net, and message carries the indication information of overload.
The instruction of overload can be the information element by comprising inside message name or message.
Message can also carry some information below:
1: the mark TMGI of service bearer.This mark is the TMGI that 501 step base stations send, or MCE is according to the configuration of MBSFN scope, comprises the Qos information of eMBMS carrying, one or more TMGI selected.This TMGI sends to the core net of LTE by the message of 503 steps, and core net comprises MME and MBMSGW, and message first sends to MME, and MME forwarding messages is to MBMSGW.
2: overload scope.Can be the mark of MBSFN, or the mark of coverage, place, base station.
Step 504: core net sends message to BM-SC.Forward the message of step 503.
Step 505:BM-SC sends message to GCSE service server.Message carries the indication information of overload.
The instruction of overload can be the information element by comprising inside message name or message.
Message can also carry information below:
1: the mark TMGI of service bearer.This mark is the TMGI that 503 step MCE send, or BM-SC is according to overload scope, comprises the Qos information of eMBMS carrying, selects one or more TMGI;
2: overload scope.This information can be the overload scope that 503 step MCE send.
The GCSE business that step 506:GCSE service server TMGI that BM-SC is sent is corresponding is set up with point-to-point channel, and the process of foundation is with the same at present.Or GCSE service server selects one or more eMBMS to carry according to the overload scope that BM-SC sends, the GCSE business point-to-point channel in this carrying is set up.Because the point-to-point carrying of this GCSE business sends, do not need the carrying retaining eMBMS corresponding to this business, GCSE service server sends message to BM-SC, discharges corresponding eMBMS and carries.
Step 507:BMSC initiates the process of eMBMS conversation end, sends SessionStop message to core net, is transmitted to MCE by core net, the Radio Resource of MCE scheduling base station release eMBMS.This process is the same with current SessionStop process.Omit at this.
Embodiment two:
In the present embodiment, the eMBMS Radio Resource service condition that base station is reported is the actual service condition of whole eMBMS Radio Resource.The actual service condition of eMBMS Radio Resource is reported, to MCE, MCE, actual for this Radio Resource service condition is sent to GCSE service server by core net by base station.GCSE service server sends, the point-to-point carrying of part GCSE business corresponding to the method for Fig. 4; Or the situation that MCE also can use according to Radio Resource, reconfigures the Radio Resource of MBMS, removes the overburden situation of base station, corresponding to the method for Fig. 3.Fig. 6 is the idiographic flow schematic diagram of embodiment two, and its process can comprise the following steps:
Step 601: the actual service condition of Radio Resource of whole eMBMS is reported to MCE in base station.
The message of 601 steps carries the actual service condition of eMBMS Radio Resource.Because the configuration of Radio Resource is for MBSFN, can there be multiple MBSFN base station, and the resource service condition of different MBSFN is also different, and therefore, message also needs to indicate the mark of the MBSFN that this Radio Resource is corresponding.MBSFN is corresponding one group of coverage, also can indicate with serving area list.
The actual service condition of Radio Resource can be the grade that resource uses, such as, fall into three classes, and grade is high, in, low, or grade is overload, and full load, allows more carryings.Full load means that the more eMBMS that can not to reallocate on current eMBMS Radio Resource carries.Such as, or be divided into two grades, grade is overload, full load, and full load means that the more eMBMS that can not to reallocate on current eMBMS Radio Resource carries.Or a grade, base station instruction radio-resource-configuration full load, full load means that the more eMBMS that can not to reallocate on current eMBMS Radio Resource carries.
The actual service condition of eMBMS Radio Resource can also be the percentage that the resource of actual use accounts for the resource of distribution, or idling-resource accounts for the percentage of Resources allocation, or the data volume of actual transmissions, such as within fixing cycle, transmit how many byte, such as, or the data volume of Radio Resource free time, can also transmit how many byte within fixing cycle.The resource of these free time is available Radio Resources, can transmit the data of more MBMS.If there is no idling-resource, mean that eMBMS Radio Resource can not transmit more data.
After the actual service condition of Radio Resource of whole eMBMS is reported in base station, according to two kinds of methods of Fig. 3 and Fig. 4, MCE can have the following two kinds process:
MCE according to entirety the actual service condition of eMBMS Radio Resource, the Radio Resource of reshuffling eMBMS to, corresponding to the method shown in Fig. 3, MCE carries out 602 steps.
Or corresponding to the method shown in Fig. 4, MCE carries out 603 steps and subsequent step thereof, MCE, the actual service condition of Radio Resource, sends to the core net of LTE, sends to GCSE service server by core net.
Step 602:MCE configures the Radio Resource of eMBMS.
MCE receives the message of 601 steps, can select to configure more Radio Resource to eMBMS.But, because 601 information of reporting are for whole eMBMS Radio Resource, if there is multiple MCH multiplexing, if the service condition of reporting is overburden, MCE does not know the resource service condition of each MCH, and MCE can only adjust for whole eMBMS Radio Resource, such as, distribute more Radio Resource and carry use to eMBMS, remove extra-heavy situation.If actual service condition is full load or overload, when the Session that MCE is receiving the new eMBMS carrying that MME sends starts message, MCE sends failure response (SessionSetupFailure) message to MME.If actual service condition allows more carryings, MCE can accept new SessionStart message.
If the actual service condition of the eMBMS Radio Resource that base station is reported is the percentage used, or the percentage of available resources, MCE also will carry out the operation of reprovision according to percentage, MCE is according to percentage, the situation that the eMBMS Radio Resource of base station uses can be judged, the mode judged can judge using state with several predetermined thresholding, such as, if the percentage very high (or the percentage of available resources is very low) used, reach the thresholding of overload, MCE judges that the eMBMS Radio Resource of base station is overload, same can judge the states such as full load, as mentioned above, according to the different actual service condition of base station wireless resource, the different action that MCE carries out.
Step 603:MCE sends message to core net, and message carries the information of the actual service condition of Radio Resource.
Carry the actual service condition of eMBMS Radio Resource in the information of the actual service condition of the Radio Resource message that can be MCE receive in step 601, or carry one or more information below according to the message of 601 steps:
1: the mark TMGI of service bearer.If the actual service condition of eMBMS Radio Resource of base station is overburden, MCE selects one or more TMGI; Can select according to the Qos of business, and carry the instruction of overload;
2: overload scope.If the actual service condition of eMBMS Radio Resource of base station is overburden, can carry instruction and the overload scope of overload, overload scope can be the mark of MBSFN, or the mark of coverage.
3: the state that Radio Resource uses: can be multiple grade, such as overburden, full load (namely can not accept more business), available (namely can accept more business).Or the actual percentage using resource to account for the Radio Resource of distribution, or other form.Here the state that Radio Resource uses can adopt the mode described in step 602 to obtain, or other similar fashion also can be adopted to obtain; And carry scope corresponding to Radio Resource, such as serving area list.
4: the instruction of full load, instruction GCSE service servers can not dispatch more data volume again.Also carry the scope of Radio Resource, the mark of such as coverage.
Step 604: core net sends message to BM-SC.Forward the message of step 603.
Step 605:BM-SC sends message to GCSE service server.
After BM-SC receives the actual service condition information of Radio Resource of MCE transmission, if determine to occur overload according to this information, then BM-SC carries the indication information of overload in the message.
The instruction of overload can be the information element by comprising inside message name or message.
Message can also carry information below:
1: the mark TMGI of service bearer.This mark is the TMGI that 603 step MCE send, or BM-SC is according to overload scope, comprises the Qos information of eMBMS carrying, selects one or more TMGI.
2: the state that Radio Resource uses: can be multiple grade, such as overburden, full load (namely can not accept more business), available (namely can accept more business).Or the actual percentage using resource to account for the Radio Resource of distribution, or other form.The scope that Radio Resource is corresponding can also be carried, such as serving area list.
3: the instruction of full load, instruction GCSE service servers can not dispatch more data volume again.After GCSE service server receives this instruction, if there are more data to send, can send time delay a period of time, or consider to transmit GCSE business with point-to-point carrying.
The GCSE business of the TMGI carrying that step 606:GCSE service server can send BM-SC is set up with point-to-point channel, and the process of foundation is with the same at present.Or the state that GCSE service server also can use according to the Radio Resource of 605 steps, if overburden, GCSE service server is set up the GCSE business that one or more TMGI carries with point-to-point channel, and the process of foundation is with the same at present.If full load, and GCSE business has more data volume to send, and GCSE service server sends after can postponing the time set again, or determines to set up point-to-point carrying to transmit GCSE business.Because the point-to-point carrying of GCSE business sends, do not need the carrying retaining eMBMS, GCSE service server sends message to BM-SC, release eMBMS carrying.
Step 607:BMSC initiates the process of eMBMS conversation end, sends SessionStop message to core net, is transmitted to MCE by core net, the Radio Resource of MCE scheduling base station release eMBMS.This process is the same with current SessionStop process.Omit at this.
So far, the process of embodiment two terminates.
Embodiment three:
In the present embodiment, the eMBMS Radio Resource service condition that base station is reported is the Radio Resource service condition of each MCH or each TMGI within the scope of a MBSFN.This Radio Resource service condition is reported, to MCE, MCE, the situation that this Radio Resource uses is sent to GCSE service server by core net by base station.GCSE service server sends, the point-to-point carrying of part GCSE business corresponding to the method for Fig. 4; Or the situation that MCE also can use according to Radio Resource, reconfigures the Radio Resource of MBMS, removes the overburden situation of base station, corresponding to the method for Fig. 3.Fig. 7 is the idiographic flow schematic diagram of embodiment three, and its process can comprise the following steps:
Step 701: base station is reported for the resource service condition of MCH to MCE.
The message of 701 steps carries the service condition of the Radio Resource of MCH mark and its correspondence.Because the configuration of Radio Resource is for MBSFN, can there be multiple MBSFN base station, and the resource service condition of different MBSFN is also different, and therefore, message also needs to indicate the mark of the MBSFN that this Radio Resource is corresponding.
The mark of MCH is not had at present in the message of the schedule information of MCE configuration eMBMS Radio Resource, the mark of instruction MCH that can be explicit in the message of schedule information, or service condition is a list, the corresponding MCH of element of each list, its position in lists can be decided to the order of MCH configuration according to inside the message of MCE configuration schedules information, such as, the MCH of first configuration is in first position of Radio Resource service condition list, second configuration MCH in second position of list, by that analogy.,
The message of 701 steps carries the service condition of MCH mark and corresponding Radio Resource.To different transmission channels, because MBMS multiplexing is above different, therefore real resource service condition is also different.The resource service condition of reporting can be the grade used, and such as, is defined as Three Estate (high, in, low), or two grades.The resource service condition of reporting can also be report the percentage that the data transmitted account for Resources allocation, and superelevation 100% means that the data that will transmit have exceeded pre-assigned resource.The resource service condition of reporting can also be the percentage that idle resource accounts for Resources allocation, or uses the absolute value of resource/idling-resource, in a word, can represent the service condition of MCH and its Radio Resource by other form.
Give an example explanation, a MBSFN is configured with MCH1 and MCH2, TMGT1 and TMGI2 is multiplexing on MCH1, TMGI3 and TMGI4 is multiplexing on MCH2.The grade that MCH1 is corresponding is high, during the grade that MCH2 is corresponding is.100byte can be transmitted in the Radio Resource one-period that MCH1 and MCH2 distributes.TMGI1 and TMGI12 will transmit 150byte in one-period, TMGI3 and TMGI4 will transmit 50byte in one-period.The report of base station can be the form of table 1 below:
Table 1
Or do not need MCH to identify, the resource service condition of MCH is arranged in order, this order is the same with the order of the MCH inside the message of the schedule information of MCH configurating base station.According to the method, the report of base station can be the form of table 2 below.The MCH of (PMCHConfigurationList) first configuration inside PMCH configured list in the message of the schedule information of the corresponding MCH configurating base station of list element 1.
Table 2
Because do not have the mark of MCH in the message of the schedule information of the eMBMS of MCE configuration at present Radio Resource, but be configured with the mark TMGI of eMBMS multiplexing on a MCH, on base station, MCH does not identify, and therefore, also can represent different MCH with TMGI.Such as, this MCH of mark for marking of first eMBMS on MCH can be used, or identify this MCH with all multiplexing TMGI.
Also illustrate with example above, the report of base station can be the form of table 3 below:
Table 3
MCE, can the Radio Resource of reprovision eMBMS according to the indication information of the resource service condition for MCH, and MCE carries out 702 steps, corresponding to the method shown in Fig. 3.
Or corresponding to the method shown in Fig. 4, MCE also carries out 703 steps and subsequent step thereof, MCE, the resource service condition for MCH, sends to the core net of LTE, sends to GCSE service server by core net.
Step 702:MCE configures the Radio Resource of eMBMS.
MCE receives the message of 701 steps, can select to configure more Radio Resource to eMBMS.Because according to the information of 701 steps, MCE knows the resource service condition of each MCH, also can not need to configure more Radio Resource, and adjust the part of the Radio Resource that each MCH takies, increase overload MCH can resource, reduce the resource of other non-overloading MCH, make, at the Radio Resource not needing to distribute more eMBMS, to remove the situation of overload.The example of such as step 701, MCE increases the Radio Resource of MCH1, reduces the Radio Resource of MCH2, thus allows the Radio Resource of MCH1 the data of TMGI1 and TMGI2 all can be sent to UE.
If each MCH has overloaded, the Session that MCE is receiving the new eMBMS carrying that MME sends has started message, and MCE sends SessionSetupFailure message to MME.
Step 703:MCE sends message to core net, and message carries the information of the service condition of each MCH Radio Resource.
Carry the service condition of eMBMS Radio Resource in the information of the service condition of the MCH Radio Resource message that can be MCE receive in step 701, or MCE is according to the message of 701 steps, produces following one or more information newly:
1: the mark TMGI of service bearer.If certain MCH Radio Resource service condition of base station is overburden, MCE selects one or more TMGI in all eMBMS carryings of this MCH multiplexing.MCE can select according to the Qos of business.
2: overload scope.If the actual service condition of certain MCH Radio Resource of base station is overburden, certain the GCSE business on this MCH can be selected, the instruction of carrying overload and overload scope corresponding to the GCSE business selected, overload scope can be the mark of MBSFN, or the mark of coverage.
3: the state that Radio Resource uses: the service condition of the whole eMBMS Radio Resource that MCE determines according to the Radio Resource service condition of each MCH, it can be multiple grade, such as overburden, full load (namely can not accept more business), available (namely can accept more business), or the actual percentage using resource to account for the Radio Resource of distribution, or other form, also carry the scope of Radio Resource, the mark of such as coverage.
The service condition of 4: the instruction of full load: the MCE whole eMBMS Radio Resource determined according to the Radio Resource service condition of each MCH, instruction GCSE service server can not dispatch more data volume again.Also carry the scope of Radio Resource, the mark of such as coverage.
Step 704: core net sends message to BM-SC.Forward the message of step 703.
Step 705:BM-SC sends message to GCSE service server.
After BM-SC receives the Radio Resource service condition information of MCE transmission, if determine to occur overload according to this information, then BM-SC carries the indication information of overload in the message.
The instruction of overload can be the information element by comprising inside message name or message.
Message can also carry information below:
1: the mark TMGI of service bearer.This mark is the TMGI that 703 step MCE send, or the overload scope that BM-SC sends according to MCE, comprises the Qos information of eMBMS carrying, selects one or more TMGI.
The state that the Radio Resource that 2:MCE sends uses: can be multiple grade, such as overburden, full load (namely can not accept more business), available (namely can accept more business).Or the actual percentage using resource to account for the Radio Resource of distribution, or other form.
The instruction of the full load that 3:MCE sends, instruction GCSE service server can not dispatch more data volume again.After GCSE service server receives this instruction, if there are more data to send, can send time delay a period of time, or consider to transmit GCSE business with point-to-point carrying.The scope of Radio Resource can also be carried, the mark of such as coverage.
The GCSE business that the TMGI that step 706:GCSE service server can send BM-SC is corresponding is set up with point-to-point channel, and the process of foundation is with the same at present.Or the state that GCSE service server also can use according to the Radio Resource of 705 steps, if overburden, GCSE sets up the GCSE business that one or more TMGI in corresponding for respective wireless resource scope carries with point-to-point channel, the process of foundation is with the same at present.If full load, and GCSE business has more data volume to send, and GCSE service server sends after can postponing the time set again, or determines to set up point-to-point carrying to transmit GCSE business.Because the point-to-point carrying of GCSE business sends, do not need the carrying retaining eMBMS, GCSE service server sends message to BM-SC, release eMBMS carrying.
Step 707:BMSC initiates the process of eMBMS conversation end, sends SessionStop message to core net, is transmitted to MCE by core net, the Radio Resource of MCE scheduling base station release eMBMS.This process is the same with current SessionStop process.Omit at this.
So far, the process of embodiment three terminates.
All base stations in a MBSFN region have been assigned with same resource, have received same data from same MBMS-GW, therefore, the service condition of the eMBMS Radio Resource of all base stations is the same, all base stations are the same about the report of Radio Resource service condition, if therefore configure a base station to report, the signaling in M2 excuse can be reduced.Based on this, this application provides a kind of method that Radio Resource service condition is reported in base station, the method can use together with the methods combining shown in Fig. 4 with earlier figures 3, also can be used alone.Particularly, the method can comprise: MCE selects a base station in advance in a MBSFN region, configures this base station and sends eMBMS Radio Resource service condition in this MBSFN region.Wherein, MCE, when configurating base station, can set up response message by M2 or self-defined message carries out.Be described in detail below by two specific embodiments, i.e. embodiment four and embodiment five.
Embodiment four:
Fig. 8 is the specific implementation schematic flow sheet that in embodiment four, Radio Resource service condition method is reported in base station, and its process can comprise the following steps:
Step 801: base station sends M2 and sets up request to MCE.
Message carries the configuration information of base station, the mark eNBID of such as base station, the mark ECGI of community on base station, the retaining zone mark of community and corresponding Service Area Identification SAI.
Step 802:MCE sends M2 and sets up response message to base station.
Message carries the mark of MCE, the broadcast message that name is relevant with following eMBMS control channel.Message also carries indication information, indicates the some communities on this base station or this base station, the need of the situation of reporting overburden information or eMBMS Radio Resource.
It is report in the cycle or time triggered report that message can also configure above-mentioned report, if the cycle reports, also needs the setting comprising the cycle, if time triggered is reported, also needs the thresholding comprising event to arrange.
So far, the process of embodiment four terminates.
Embodiment five:
Fig. 9 is the specific implementation schematic flow sheet that in embodiment five, Radio Resource service condition method is reported in base station, and its process can comprise the following steps:
Step 901:MCE sends the message of report configuration to base station.
Message carries MBSFN area identification, and base station needs the information of reporting to be report in the cycle or time triggered report with this information, if the cycle reports, also needs the setting comprising the cycle, if time triggered is reported, also needs the thresholding setting comprising event.MCE selects a base station to carry out the report of Radio Resource situation within the scope of a MBSFN.MCE sends to this base station reporting configuration messages, and the base station receiving this message is reported.Base station can send a piece of news to tell that MCE have received the message of 901 steps, and this step confirms that the message on M2 sends successfully.There is omitted herein this step.
Step 902: base station sends reports message to MCE.
Base station, according to the configuration of MCE, is reported accordingly.Base station was reported according to the cycle configured or thresholding.
So far, the process of embodiment five terminates.
Embodiment six:
Present embodiment describes base station when eMBMS Radio Resource overload (overload), send message to UE, allow UE initiate the foundation of point-to-point channel.The method of the third RRM that the method in the present embodiment provides for the application.Figure 10 is the idiographic flow schematic diagram of the method, and still with the interactive mode describing method flow process of inter-entity, its process can comprise the following steps:
Step 1001: base station sends the message of eMBMS Radio Resource overload to UE.
Base station finds that eMBMS Radio Resource all can not send to UE the data that MBMSGW sends over, data in some eMBMS carryings are dropped, base station sends the message of Radio Resource overload at the control channel of eMBMS, and message carries the mark TMGI that this eMBMS carries.
Step 1002:UE initiates the foundation of point-to-point channel.
UE, according to the information of preserving, learns the information of the GCSE business of carrying on TMGI, and UE initiatively sends request, and sets up point-to-point channel to carry the downlink data of GCSE business.This process is the same with defined process, omits at this.
So far, the method basic procedure of the third RRM terminates.Further, the corresponding eMBMS carrying of release can also be handled as follows:
Step 1003:GCSE service server sends SessionStop request message to BM-SC.
GCSE service server learns that business is provided by point-to-point channel, does not need to be sent by eMBMS carrying, and the eMBMS carrying that GCSE service server finds this business corresponding, sends SessionStop message to BM-SC.
Step 1004:BM-SC initiates SessionStop process.
It should be noted that in order to the behavior of base station is consistent within the scope of a MBSFN, need configurating base station in which kind of situation, to send the information of 901 steps to UE.One method is pre-configured on UE by Operation and Maintenance, and such as, when the business packet loss of some TMGI is more than 20%, base station needs to notify UE, or is configured on base station by MCE.801 steps of layoutprocedure in embodiment 8, comprise base station and send loaded information to the condition of UE or thresholding.Such as, configurating base station is when business packet loss is more than 20%, and base station needs to notify UE.
So far, the process of embodiment six terminates.
Embodiment seven:
In the present embodiment, the Radio Resource service condition that base station is reported is that base station occurs unsuccessfully or wrong information.When making a mistake or failure in some base stations, normally can not send the data of some business, or there is mistake in the user plane between some base stations and eMBMSGW, this base station sends message to MCE, MCE sends message to GCSE service server, and GCSE service server can send to UE business datum by point-to-point channel.Figure 11 is the method flow schematic diagram of embodiment seven, and its process can comprise the following steps:
Step 1101: base station report failure or Defect Indication information are to MCE.
The instruction that failure or mistake indicate can be that the information word by comprising inside message name or message usually represents.Also MCE can be sent to by the Reset process of definition at present.Message carries the mark of base station or the service identifiers of base station or affected TMGI.
Step 1102:MCE transmission base station failure or wrong Indication message are to core net.
The message of step 1102 can carry the SAI of base station or/and Base Station Identification.Message can also carry the mark TMGI of the affected business just transmitted on this base station.
Step 1103: core net transmission base station failure or wrong Indication message are to BM-SC.
Core net forwards the message of step 1102 to BM-SC.
Step 1104:BM-SC transmission base station failure or wrong Indication message are to GCSE service server.
Step 1105:GCSE service server is set up the GCSE business be carried in the scope of SAI instruction or base station service range with point-to-point channel, the process of foundation and current the same.Or GCSE service server is set up the GCSE business of the TMGI carrying that BM-SC sends with point-to-point channel, the process of foundation is with the same at present.
GCSE service server sends SessionStop message to BM-SC, release eMBMS carrying or amendment eMBMS carrying.Amendment eMBMS carrying is the service range of amendment eMBMS carrying, and the SAI residing for above-mentioned failed base station is deleted in eMBMS service range.
Step 1106:BMSC sends SessionStop or SessionUpdate message to MCE, and this process is the same with current SessionStop or SessionUpdate process.Omit at this.
So far, the process of embodiment seven terminates.
Embodiment eight:
The eMBMS Radio Resource service condition that in the present embodiment, base station is reported is that extra-heavy information is removed in base station, or the information that base station is recovered from mistake or status of fail.Some base stations relieve overburden, or recover from failure or error condition, can normally work, base station sends message this state notifying to MCE, MCE sends message to GCSE service server, and GCSE service server can send to UE business datum by MCH channel.Figure 12 is the method flow schematic diagram in the present embodiment, and its process can comprise the following steps:
Step 1201: base station is converged and sent resource recovery message to MCE.
When the service condition of the eMBMS Radio Resource of base station is recovered from overload status, the more eMBMS carrying of access can be allowed, the situation report-back that overload recovers by base station is to MCE, and eMBMS resource is overload status to avoid MCE also to think, and refusal accesses other eMBMS carrying.Message can also carry the service condition of resource.The embodiment catching up with face is similar, can use the grade of resource or the actual percentage using resource to account for eMBMS Radio Resource by reality.The service condition of resource can be the Radio Resource service condition for whole MBSFN scope, can also specific to the service condition of the Radio Resource of each MCH.
Or when base station is recovered from failure or mistake, start normally to work, this information is reported to MCE in base station.This failure or wrong recovering state can be reported to MCE by resource recovery message, or utilize current M2 interface to set up, when base station failure, send reset request, after base station is recovered, base station sends M2 and sets up request message, and this message is the same with current message.Learn that base station has recovered normal from this message MCE.
Step 1202:MCE sends resource recovery situation report-back to core net, the information of message carrier state recovery situation.
MCE learns base station eMBMS Radio Resource no longer overburden, or can normally work, and MCE can receive new eMBMS business.
The situation of recovering state can also be sent to GCSE service server by core net by MCE.
Relieve overload to identify which base station or recovered normal work, the message 1202 carries the instruction that overload recovers or the instruction normally worked, and also carries Service Area Identification SAI or the Base Station Identification of base station.
In order to represent the service condition of real resource, MCE can also carry the situation of the actual use of Radio Resource, and grade (in, low) or percentage can be used to represent.
Step 1203: core net sends message to BM-SC.Forward the message of step 1202.
Step 1204:BM-SC sends message to GCSE service server.Message carrier state recovery situation information.
Step 1205:GCSE service server can be sent some GCSE business by eMBMS carrying, GCSE service server sends MBMS and starts (SessionStart) message to BMSC, or, GCSE service server expands the transmission range that some eMBMS carry, change the coverage of eMBMS, GCSE service server sends MBMS and upgrades (SessionUpdate) message to BMSC.
Step 1206:BMSC transmission MBMS starts message (SessionStart) or MBMS upgrades (SessionUpdate) message to MCE, and this process is the same with current SessionStart or SessionUpdate process.Omit at this.
So far, the process of embodiment eight terminates.
When MCE receives the message of new eMBMS carrying beginning, but Radio Resource is not enough, and newly-established eMBMS carries higher priority, and the carrying of this eMBMS can seize the Radio Resource having distributed to the low eMBMS carrying of priority.For avoiding the GCSE business datum normal transmission be preempted in the eMBMS carrying of resource, the application gives the method for two kinds of RRMs:
In first method, MCE sets up point-to-point channel to receive GCSE business the message notice be preempted to UE, UE.More specifically, UE receives the eMBMS control information that base station sends, if find that control information does not comprise certain GCSE business, but UE also wants to continue this business, UE sends request to GCSE service server, sets up point-to-point channel, for carrying the downlink data of GCSE business.In addition, although the Radio Resource of eMBMS carrying is preempted, data also need to send to base station by eMBMS carrying, and base station abandons, and causes the waste of Internet resources backhaul like this.In order to save the resource of backhaul, MCE can inform situation about being preempted GCSE service server, and GCSE service server sends eMBMS dispose procedure.More specifically, the resource status that GCSE service server receives MCE transmission by BM-SC reports message, the Radio Resource that this message comprises the eMBMS carrying of having set up is carried the information seized by new eMBMS, and carries the mark TMGI of the eMBMS carrying be preempted; GCSE service server reports message according to the resource status received, and stops at the GCSE business in the eMBMS carrying that is preempted, and notice BM-SC discharges the eMBMS be preempted and carries.
In second method, MCE reports the information be preempted to GCSE service server, and GCSE service server transmits the GCSE business in the eMBMS carrying be preempted with point-to-point carrying, meanwhile, sends business termination messages to BMSC, the carrying of release eMBMS.Otherwise although the Radio Resource of eMBMS carrying is preempted, data also need to send to base station by eMBMS carrying, and base station abandons, and causes the waste of Internet resources backhaul like this.More specifically, the resource status that GCSE service server receives MCE transmission by BM-SC reports message, the Radio Resource that this message comprises the eMBMS carrying of having set up is carried the information seized by new eMBMS, and carries the mark TMGI of the eMBMS carrying be preempted; GCSE service server reports message according to the resource status received, by the GCSE business in the eMBMS carrying that is preempted, utilize point-to-point channel to set up, stop at the GCSE business in the eMBMS carrying that is preempted, notice BM-SC discharge the eMBMS be preempted and carries.
The specific implementation of above-mentioned two kinds of methods is described below by two specific embodiments.Wherein, still with the interactive mode illustration method flow process of inter-entity.
Embodiment nine:
Figure 13 is the method flow schematic diagram in embodiment nine, and its process can comprise the following steps:
Step 1301:MCE sends schedule information to base station.
MCE determines that the Radio Resource that account for the eMBMS carrying of having set up is robbed in new eMBMS carrying, MCE produces new schedule information, this schedule information will eat dishes without rice or wine to send, this schedule information contains the new mark of eMBMS carrying and the configuration of the transmission channel of its correspondence, does not comprise the information of the eMBMS carrying be preempted.
Step 1302: base station sends control information to UE.
According to the schedule information of MCE configuration, base station sends new control information on the control channel of eMBMS, and this control information does not comprise the information of the eMBMS carrying be preempted.
Step 1303:UE also wants to receive GCSE business, and UE initiates the foundation of point-to-point channel.
UE is according to the information of preserving, learn the information of the GCSE business of carrying on TMGI, this TMGI does not send on the control channel and data channel of eMBMS, and UE also wants to receive this GCSE business, UE initiatively sends request, and sets up point-to-point channel to carry the downlink data of GCSE business.This process is the same with defined process, omits at this.
Step 1301 and 1303 is the complete independently function of GCSE business continuance, and the basic procedure corresponding to first method terminates.Can also following steps be carried out to save backhual resource:
Step 1304:MCE sends resource status and reports message to core net.
MCE reports situation about being preempted to core net by the message of 1304 steps, and message carries the mark TMGI of the eMBMS carrying be preempted.Core net comprises MME and MBMS-GW.
Step 1305: core net sends resource status and reports message to BM-SC.
Core net is reported situation about being preempted to BM-SC by the message of 1305 steps, and message carries the mark of the eMBMS carrying be preempted.
Step 1306:BM-SC sends resource status and reports message to GCSE service server.
BM-SC reports situation about being preempted to GCSE service server by the message of 1306 steps, and message carries the mark of the eMBMS carrying be preempted.
Step 1307:GCSE service server sends eMBMS business and stops (SessionStop) message to BM-SC, release eMBMS carrying.Message carries the mark of eMBMS carrying.
Step 1308:BMSC initiates eMBMS business and stops (SessionStop) process, release eMBMS carrying.This process is the same with current SessionStop process.Omit at this.
So far, the process of embodiment nine terminates.
Embodiment ten:
Figure 14 is the method flow schematic diagram of embodiment ten, and its process can comprise the following steps:
Step 1401:MCE sends resource status and reports message to core net.
MCE determines that the Radio Resource that account for the eMBMS carrying of having set up is robbed in new eMBMS carrying, MCE produces new schedule information, this schedule information will eat dishes without rice or wine to send, this schedule information contains the new mark of eMBMS carrying and the configuration of the transmission channel of its correspondence, does not comprise the information of the eMBMS carrying be preempted.
MCE reports situation about being preempted to core net by the message of 1401 steps, and message carries the mark TMGI of the eMBMS carrying be preempted.Core net comprises MME and MBMS-GW.
Step 1402: core net sends resource status and reports message to BM-SC.
Core net is reported situation about being preempted to BM-SC by the message of 1402 steps, and message carries the mark of the eMBMS carrying be preempted.
Step 1403:BM-SC sends resource status and reports message to GCSE service server.
BM-SC reports situation about being preempted to GCSE service server by the message of 1403 steps, and message carries the mark of the eMBMS carrying be preempted.
Step 1404:GCSE service server is set up the GCSE business of the TMGI carrying that BM-SC sends with point-to-point channel, the process of foundation is with the same at present.
GCSE service server sends eMBMS business and stops (SessionStop) message to BM-SC, release eMBMS carrying.Message carries the mark of eMBMS carrying.
Step 1405:BMSC initiates eMBMS business and stops (SessionStop) process, release eMBMS carrying.This process is the same with current SessionStop process.Omit at this.
So far, the process of embodiment ten terminates.
The specific implementation of the method for several RRMs that the above-mentioned the application of being provides.Present invention also provides the device of the RRM corresponding to said method, may be used for implementing said method.
The device of the first RRM comprises: receiving element and reshuffle unit.Wherein, receiving element, for receiving the eMBMS Radio Resource service condition that base station sends, and is transmitted to and reshuffles unit; Reshuffling unit, for when determining that eMBMS Radio Resource is in overload status according to eMBMS Radio Resource service condition, reconfiguring the Radio Resource of eMBMS, for removing overload status.
The device of the second RRM comprises: receiving element and scheduling unit.Wherein, receiving element, for receiving the eMBMS Radio Resource service condition that BM-SC sends, and is transmitted to scheduling unit; Wherein, eMBMS Radio Resource service condition is that the eMBMS Radio Resource service condition that described BM-SC sends according to the base station that MCE forwards is determined; Scheduling unit, for according to eMBMS Radio Resource service condition, adjusts the scheduling to institute's bearer service on eMBMS Radio Resource.
The device of the third RRM comprises: unit is set up in receiving element and carrying.Wherein, receiving element, for receiving the indication information of the eMBMS Radio Resource overload that base station sends, and is transmitted to carrying and sets up unit; Wherein, the TMGI of the eMBMS carrying being dropped data place is carried in indication information; Unit is set up in carrying, for sending request to GCSE service server, sets up point-to-point channel, for carrying the downlink data of the GCSE business in eMBMS carrying.
The device of the 4th kind of RRM comprises: unit is set up in receiving element and carrying.Wherein, receiving element, for receiving the control information that base station sends, and is transmitted to carrying and sets up unit; Wherein, control information is that base station is determined according to the schedule information that MCE configures, MCE when the Radio Resource of built vertical eMBMS carrying is seized in newly-increased eMBMS carrying, configuration schedules information, this schedule information comprises information that newly-increased eMBMS carries, does not comprise the information being preempted eMBMS carrying; Unit is set up in carrying, for when determining not comprise in control information the information being preempted eMBMS carrying, if UE needs to receive the GCSE business be preempted in eMBMS carrying, then request sets up point-to-point channel, for carrying the GCSE business be preempted in eMBMS carrying.
The device of the 5th kind of RRM comprises: receiving element and processing unit.Wherein, receiving element, the resource status sent for being received MCE by BM-SC reports message, and the Radio Resource that this message comprises the eMBMS carrying of having set up is carried the information seized by new eMBMS, and carries the mark TMGI of the eMBMS carrying be preempted; Processing unit, reports message for the resource status that receives according to receiving element, and stop at the GCSE business in the eMBMS carrying that is preempted, notice BM-SC discharges the eMBMS be preempted and carries.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment made, equivalent replacement, improvement etc., all should be included within the scope of protection of the invention.

Claims (44)

1. a method for RRM, is characterized in that, comprising:
MCE receives the eMBMS Radio Resource service condition that base station sends;
When according to described eMBMS Radio Resource service condition, described MCE determines that eMBMS Radio Resource is in overload status, reconfigure the Radio Resource of described eMBMS, for removing described overload status.
2. method according to claim 1, is characterized in that, the eMBMS Radio Resource service condition that described base station sends is: the extra-heavy indication information of eMBMS Radio Resource.
3. method according to claim 2, is characterized in that, the extra-heavy indication information of described eMBMS Radio Resource comprises: the MBSFN scope of overload instruction and overload correspondence; Or,
Overload instruction, the MBSFN scope of overload correspondence and the transmission channel MCH of overload identify; Or,
The TMGI mark that the transmission channel of overload instruction and overload specifies eMBMS to carry.
4. method according to claim 3, is characterized in that, described MCH is designated: MCE indicates to base station in advance, or, according to the MCH numbering that the order configured each MCH in the message of MCE configuration schedules information is determined.
5. method according to claim 3, is characterized in that, described appointment eMBMS is carried as: the eMBMS carrying of packet loss, or, the eMBMS carrying that data volume is maximum;
For all base stations being positioned at same MBSFN scope and reporting described eMBMS Radio Resource service condition, described appointment eMBMS carries identical.
6. method according to claim 1, is characterized in that, the eMBMS Radio Resource service condition that described base station sends is: corresponding to the actual service condition of the eMBMS Radio Resource within the scope of a MBSFN.
7. method according to claim 6, is characterized in that, described MCE determines the resource service rating of described Radio Resource according to the actual service condition of described Radio Resource;
When the resource service rating of the eMBMS Radio Resource within the scope of described MBSFN be full load or overload time, the method comprises further: the Session that described MCE refusal accepts the new eMBMS carrying that MME sends starts message.
8. method according to claim 1, is characterized in that, the actual service condition of the eMBMS Radio Resource that described base station sends is: for the actual service condition of the Radio Resource of each MCH within the scope of a MBSFN.
9. method according to claim 8, is characterized in that, the method comprises further: described MCE indicates the mark of each MCH to base station; During the actual service condition of the eMBMS Radio Resource sent in described base station, carry the mark of each MCH and the actual service condition of Radio Resource of this MCH; Or,
When sending the actual service condition of eMBMS Radio Resource in described base station, according in configuration schedules message to the order that MCH configures, arrange the actual service condition of the Radio Resource of each MCH; Or,
When sending the actual service condition of eMBMS Radio Resource in described base station, carry the Radio Resource service condition of each MCH and multiplexing appointment eMBMS on corresponding MCH carries or the TMGI of all eMBMS carrying.
10. method according to claim 8, is characterized in that, described MCE determines the resource service rating of described Radio Resource according to the actual service condition of described Radio Resource;
When the resource service rating of all MCH within the scope of described MBSFN is overload, the method comprises further: the Session that described MCE refusal accepts the new eMBMS carrying that MME sends starts message.
11. methods according to claim 6 or 8, it is characterized in that, the actual service condition of described Radio Resource is: resource service rating, or the actual Radio Resource used accounts for the percentage of Resources allocation, or, idle Radio Resource accounts for the percentage of Resources allocation, or, the data volume of actual transmissions, or, the amount of available data of Radio Resource.
12. methods according to claim 1,2,6 or 8, it is characterized in that, the method comprises further: described MCE selects a base station in advance in a MBSFN region, configures this base station and sends eMBMS Radio Resource service condition in this MBSFN region.
13. methods according to claim 12, is characterized in that, described MCE utilizes M2 to set up response message or self-defined message carries out described configuration.
14. methods according to claim 12, is characterized in that, configure the mode triggered with cycle or event described base station and send described eMBMS Radio Resource service condition.
15. methods according to claim 1,2,6 or 8, is characterized in that, described in reconfigure described eMBMS Radio Resource comprise:
Described MCE is that described eMBMS increases the Radio Resource distributed; Or,
Described MCE is that the MCH of overload increases the Radio Resource distributed, and reduces the Radio Resource of the MCH distribution do not overloaded.
16. methods according to claim 7 or 10, it is characterized in that, the method comprises further: after described MCE receives the indication information of described base station releasing overload status, and the Session that described MCE accepts the new eMBMS carrying that MME sends starts message.
The method of 17. 1 kinds of RRMs, is characterized in that, comprising:
GCSE service server receives the eMBMS Radio Resource service condition that BM-SC sends; Wherein, described eMBMS Radio Resource service condition is that the eMBMS Radio Resource service condition that described BM-SC sends according to the base station that MCE forwards is determined;
Described GCSE service server, according to described eMBMS Radio Resource service condition, adjusts the scheduling to institute's bearer service on described eMBMS Radio Resource.
18. methods according to claim 17, is characterized in that, the eMBMS Radio Resource service condition that described base station sends is: the extra-heavy indication information of eMBMS Radio Resource;
When described MCE forwards described Radio Resource service condition, forward the instruction of overload and the mark TMGI of eMBMS carrying, or, forward instruction and the overload range information of overload;
The eMBMS Radio Resource service condition that described BM-SC sends is: the mark TMGI of the eMBMS carrying that the instruction of overload and MCE forward, or, the mark TMGI of one or more eMBMS carryings that the instruction of overload and described BM-SC select according to the overload range information that MCE forwards, or, the overload range information that the instruction of overload and MCE forward;
Described GCSE service server adjustment comprises the scheduling of institute's bearer service on described eMBMS Radio Resource: the GCSE business that the eMBMS carrying identified by the TMGI that described BM-SC sends is corresponding, or, the GCSE business that one or more eMBMS carryings of selecting of the overload range information sent according to described BM-SC are corresponding, utilize point-to-point channel to set up, and notify that described BM-SC discharges corresponding eMBMS and carries.
19. methods according to claim 18, it is characterized in that, being designated of the eMBMS carrying that described MCE forwards: the mark TMGI of the eMBMS carrying that the described indication information that base station sends comprises, or, the mark TMGI of one or more eMBMS carryings that described MCE selects according to the MBSFN scope that described indication information comprises; And/or,
The overload range information that described MCE forwards is: the MBSFN mark that the described indication information that base station sends comprises, or MCE identifies the mark SAI of the coverage determined according to the MBSFN that described indication information comprises.
20. methods according to claim 18 or 19, is characterized in that, the extra-heavy indication information of eMBMS Radio Resource that described base station sends comprises: the instruction of overload and MBSFN scope corresponding to overload; Or,
The instruction of overload, the transmission channel MCH of overload corresponding MBSFN scope and overload identify; Or,
Overload instruction and overload transmission channel on specify eMBMS carry TMGI identify.
21. methods according to claim 20, is characterized in that, described MCH is designated: MCE indicates to base station in advance, or, according to the MCH numbering that the order configured each MCH in the message of MCE configuration schedules information is determined.
22. methods according to claim 17, is characterized in that, the eMBMS Radio Resource service condition that described base station sends is: corresponding to the actual service condition of the eMBMS Radio Resource within the scope of a MBSFN.
23. methods according to claim 22, it is characterized in that, when described MCE forwards described eMBMS Radio Resource service condition, the actual service condition of described eMBMS Radio Resource that repeating base station sends, or, forward the state of the described eMBMS Radio Resource use that MCE determines according to the actual service condition of described eMBMS Radio Resource and scope corresponding to described eMBMS Radio Resource;
The eMBMS Radio Resource service condition that described BM-SC sends is: the actual service condition of described eMBMS Radio Resource that described MCE forwards or the state that described eMBMS Radio Resource uses, and the scope that described eMBMS Radio Resource is corresponding;
Described GCSE service server adjustment comprises the scheduling of institute's bearer service on described eMBMS Radio Resource: when described GCSE service server determines this eMBMS Radio Resource overburden according to the state that the actual service condition of described eMBMS Radio Resource or described eMBMS Radio Resource use, described GCSE service server selects one or more eMBMS to carry within the scope of described MBSFN, GCSE business in respective carrier is set up with point-to-point channel, and notifies that described BM-SC discharges corresponding eMBMS and carries.
24. methods according to claim 22, it is characterized in that, when described MCE determines this eMBMS Radio Resource overburden according to the actual service condition of eMBMS Radio Resource that base station sends, described MCE selects one or more eMBMS and carries within the scope of corresponding MBSFN, and when forwarding described eMBMS Radio Resource service condition, the mark TMGI of one or more eMBMS carryings that forwarding overloads indicates and select; Or,
When described MCE determines this eMBMS Radio Resource overburden according to the eMBMS Radio Resource service condition that base station sends, described MCE, when forwarding described eMBMS Radio Resource service condition, forwards overload instruction and overload range information.
25. methods according to claim 24, it is characterized in that, the eMBMS Radio Resource service condition that described BM-SC sends is: the mark TMGI of the eMBMS carrying that overload instruction and MCE forward, or, the mark TMGI of one or more eMBMS carryings that overload instruction and described BM-SC select according to the overload range information that MCE forwards;
Described GCSE service server adjustment comprises the scheduling of institute's bearer service on described eMBMS Radio Resource: the GCSE business that the eMBMS carrying identified by the TMGI that described BM-SC sends is corresponding, utilize point-to-point channel to set up, and notify that described BM-SC discharges corresponding eMBMS and carries.
26. methods according to claim 17, is characterized in that, the eMBMS Radio Resource service condition that described base station sends is: for the actual service condition of the Radio Resource of each MCH within the scope of a MBSFN.
27. methods according to claim 26, it is characterized in that, the method comprises further: described MCE indicates the mark of each MCH to base station; During the actual service condition of the eMBMS Radio Resource sent in described base station, carry the mark of each MCH and the actual service condition of Radio Resource of this MCH; Or,
When sending the actual service condition of eMBMS Radio Resource in described base station, according in configuration schedules message to the order that MCH configures, arrange the actual service condition of the Radio Resource of each MCH; Or,
When sending the actual service condition of eMBMS Radio Resource in described base station, carry the Radio Resource service condition of each MCH and multiplexing appointment eMBMS on corresponding MCH carries or the TMGI of all eMBMS carrying.
28. methods according to claim 26, it is characterized in that, when described MCE forwards described eMBMS Radio Resource service condition, the actual service condition of Radio Resource of each MCH described that repeating base station sends, or, according to the state of the whole eMBMS Radio Resource use that the actual service condition of the Radio Resource of each MCH described is determined;
The eMBMS Radio Resource service condition that described BM-SC sends is: the state that the actual service condition of Radio Resource of each MCH described that described MCE forwards or described whole eMBMS Radio Resource use;
Described GCSE service server adjustment comprises the scheduling of institute's bearer service on described eMBMS Radio Resource: when described GCSE service server is determined to occur overburden according to the state that the actual service condition of the Radio Resource of each MCH described or described whole eMBMS Radio Resource use, described GCSE service server selects one or more eMBMS to carry from scope corresponding to described whole eMBMS Radio Resource, GCSE business in respective carrier is set up with point-to-point channel, and notifies that described BM-SC discharges corresponding eMBMS and carries.
29. methods according to claim 26, it is characterized in that, when the actual service condition of Radio Resource of described MCE each MCH according to the transmission of base station determines arbitrary eMBMS Radio Resource overburden, described MCE selects one or more eMBMS and carries from all eMBMS carryings of this MCH multiplexing, and when forwarding described eMBMS Radio Resource service condition, the mark TMGI of one or more eMBMS carryings that forwarding overloads indicates and select; Or,
When the actual service condition of Radio Resource of each MCH that described MCE sends according to base station determines the Radio Resource overburden of arbitrary MCH, described MCE, when forwarding described eMBMS Radio Resource service condition, forwards overload instruction and overload range information.
30. methods according to claim 29, it is characterized in that, the eMBMS Radio Resource service condition that described BM-SC sends is: the mark TMGI of the eMBMS carrying that overload instruction and MCE forward, or, the mark TMGI of one or more eMBMS carryings that overload instruction and described BM-SC select according to the overload range information that MCE forwards;
Described GCSE service server adjustment comprises the scheduling of institute's bearer service on described eMBMS Radio Resource: the GCSE business that the eMBMS carrying identified by the TMGI that described BM-SC sends is corresponding, utilize point-to-point channel to set up, and notify that described BM-SC discharges corresponding eMBMS and carries.
31. methods according to claim 22 or 26, it is characterized in that, if the actual service condition of described eMBMS Radio Resource that described MCE receives is full load, or, the Radio Resource service condition of described MCE each MCH according to reception determines that described eMBMS Radio Resource is in full load, when then described MCE forwards described eMBMS Radio Resource service condition, forward the MBSFN scope that full load indicates and described eMBMS Radio Resource is corresponding;
The eMBMS Radio Resource service condition that described BM-SC sends is: the MBSFN scope that full load indicates and described eMBMS Radio Resource is corresponding of the described eMBMS Radio Resource that described MCE forwards;
Described GCSE service server adjustment comprises the scheduling of institute's bearer service on described eMBMS Radio Resource: when described GCSE service server receives the full load instruction of described eMBMS Radio Resource and the GCSE business on this eMBMS Radio Resource exists data to be sent, send after the time that data delay to be sent sets by described GCSE service server, or, described GCSE service server selects one or more eMBMS to carry within the scope of described MBSFN, the GCSE business in respective carrier is set up with point-to-point channel.
32. methods according to claim 22 or 26, it is characterized in that, the actual service condition of described Radio Resource is: resource service rating, or the actual Radio Resource used accounts for the percentage of Resources allocation, or, idle Radio Resource accounts for the percentage of Resources allocation, or, the data volume of actual transmissions, or, the data volume of Radio Resource free time.
33. methods according to claim 17,18,22 or 26, it is characterized in that, the method comprises further: described MCE selects a base station in advance in a MBSFN region, configures this base station and sends eMBMS Radio Resource service condition in this MBSFN region.
34. methods according to claim 17, it is characterized in that, the eMBMS Radio Resource service condition that described base station sends is that base station occurs unsuccessfully or wrong indication information, and carries the mark TMGI of the mark of described base station or the service identifiers SAI of described base station or affected eMBMS carrying;
The eMBMS Radio Resource service condition that described BM-SC sends is that base station occurs unsuccessfully or wrong indication information, and carries the mark TMGI of the mark of described base station or the service identifiers SAI of described base station or affected eMBMS carrying;
Described GCSE service server adjustment comprises the scheduling of institute's bearer service on described eMBMS Radio Resource: described GCSE service server is by the GCSE business that each eMBMS in the service range of described base station carries or affected eMBMS carries, utilize point-to-point channel to set up, and notify that described BM-SC discharges corresponding eMBMS and carries.
35. methods according to claim 17, is characterized in that, the eMBMS Radio Resource service condition that described base station sends is: overload recovery information, or, the information recovered from failure or mistake; And the coverage of carrying described base station represents the mark of SAI or described base station;
Described GCSE service server adjustment comprises the scheduling of institute's bearer service on described eMBMS Radio Resource: described GCSE service server selects GCSE business in described SAI region or in the service range of described base station, is sent by eMBMS carrying; Or described GCSE service server expands the transmission range of eMBMS carrying, change the coverage of eMBMS, notify that described BM-SC upgrades.
The method of 36. 1 kinds of RRMs, is characterized in that, comprising:
UE receives the indication information of the eMBMS Radio Resource overload that base station sends, and carries the TMGI of the eMBMS carrying being dropped data place in described indication information;
Described UE sends request to GCSE service server, sets up point-to-point channel, for carrying the downlink data of the GCSE business in described eMBMS carrying.
The method of 37. 1 kinds of RRMs, is characterized in that, comprising:
UE receives the control information that base station sends, and described control information is that base station is determined according to the schedule information that MCE configures; Described MCE, when the Radio Resource of built vertical eMBMS carrying is seized in newly-increased eMBMS carrying, configures described schedule information, and this schedule information comprises information that newly-increased eMBMS carries, do not comprise the information being preempted eMBMS carrying;
When being preempted the information of eMBMS carrying described in described UE determines not comprise in described control information, if described UE needs the GCSE business be preempted described in reception in eMBMS carrying, then point-to-point channel is set up in described UE request, for being preempted the GCSE business in eMBMS carrying described in carrying.
The method of 38. 1 kinds of RRMs, is characterized in that, comprising:
The resource status that GCSE service server receives MCE transmission by BM-SC reports message, and the Radio Resource that this message comprises the eMBMS carrying of having set up is carried the information seized by new eMBMS, and carries the mark TMGI of the eMBMS carrying be preempted;
Described GCSE service server reports message, the GCSE business in the eMBMS carrying be preempted described in stopping at according to the described resource status received, and notifies that described BM-SC discharges the eMBMS carrying be preempted.
39. according to method according to claim 38, it is characterized in that, the method comprises further: described GCSE service server reports message according to the described resource status received, and by the GCSE business in the described eMBMS carrying be preempted, utilizes point-to-point channel to set up.
The device of 40. 1 kinds of RRMs, is characterized in that, comprising: receiving element and reshuffle unit;
Described receiving element, for receiving the eMBMS Radio Resource service condition that base station sends, and reshuffles unit described in being transmitted to;
Describedly reshuffling unit, for when determining that eMBMS Radio Resource is in overload status according to described eMBMS Radio Resource service condition, reconfiguring the Radio Resource of described eMBMS, for removing described overload status.
The device of 41. 1 kinds of RRMs, is characterized in that, comprising: receiving element and scheduling unit;
Described receiving element, for receiving the eMBMS Radio Resource service condition that BM-SC sends, and is transmitted to described scheduling unit; Wherein, described eMBMS Radio Resource service condition is that the eMBMS Radio Resource service condition that described BM-SC sends according to the base station that MCE forwards is determined;
Described scheduling unit, for according to described eMBMS Radio Resource service condition, adjusts the scheduling to institute's bearer service on described eMBMS Radio Resource.
The device of 42. 1 kinds of RRMs, is characterized in that, comprising: unit is set up in receiving element and carrying;
Described receiving element, for receiving the indication information of the eMBMS Radio Resource overload that base station sends, and is transmitted to described carrying and sets up unit; Wherein, the TMGI of the eMBMS carrying being dropped data place is carried in described indication information;
Unit is set up in described carrying, for sending request to GCSE service server, sets up point-to-point channel, for carrying the downlink data of the GCSE business in described eMBMS carrying.
The device of 43. 1 kinds of RRMs, is characterized in that, comprising: unit is set up in receiving element and carrying;
Described receiving element, for receiving the control information that base station sends, and is transmitted to described carrying and sets up unit; Wherein, described control information is that base station is determined according to the schedule information that MCE configures, described MCE is when the Radio Resource of built vertical eMBMS carrying is seized in newly-increased eMBMS carrying, configure described schedule information, this schedule information comprise newly-increased eMBMS carry information, do not comprise be preempted eMBMS carrying information;
Unit is set up in described carrying, for when being preempted the information of eMBMS carrying described in determining not comprise in described control information, if described UE needs the GCSE business be preempted described in reception in eMBMS carrying, then point-to-point channel is set up in request, for being preempted the GCSE business in eMBMS carrying described in carrying.
The device of 44. 1 kinds of RRMs, is characterized in that, comprising: receiving element and processing unit;
Described receiving element, the resource status sent for being received MCE by BM-SC reports message, and the Radio Resource that this message comprises the eMBMS carrying of having set up is carried the information seized by new eMBMS, and carries the mark TMGI of the eMBMS carrying be preempted;
Described processing unit, reports message, the GCSE business in the eMBMS carrying be preempted described in stopping at for the described resource status received according to described receiving element, notifies that described BM-SC discharges the eMBMS carrying be preempted.
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EP15815652.1A EP3165035B1 (en) 2014-07-04 2015-07-06 Methods and corresponding apparatuses for radio resources management
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EP19179819.8A EP3562228B1 (en) 2014-07-04 2015-07-06 Methods and apparatuses for radio resources management
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